package demo3;

class Test2 {
    public void func() {
        int x = 520;
        for (int i = 0; i < x; i++) {
            System.out.println("i:我出了这个循环就不复存在了");
        }
    }

}
public class Test1 {

    public static void main(String[] args) {
        int a = 10;
        int b = 20;
        {
            int c = 30;
            System.out.println(c);
        }
        System.out.println(a);
        System.out.println(b);
    }
}
